English
Related papers

Related papers: Quantum Nanoskyrmions

200 papers

Quantum states of a skyrmion in a 2D antiferromagnetic lattice are obtained by quantizing the scaling parameter of Belavin-Polyakov model. Skyrmion classical collapse due to violation of the translational invariance of the continuous…

Mesoscale and Nanoscale Physics · Physics 2021-06-30 A. Derras-Chouk , E. M. Chudnovsky , D. A. Garanin

Magnetic skyrmions are vortex-like quasiparticles characterized by long lifetime and remarkable topological properties. That makes them a promising candidate for the role of information carriers in magnetic information storage and…

Quantum Physics · Physics 2023-09-08 Fabio Salvati , Mikhail I. Katsnelson , Andrey A. Bagrov , Tom Westerhout

Magnetic skyrmions are nanoscale windings of the spin configuration that hold great promise for technology due to their topology-related properties and extremely reduced sizes. After the recent observation at room temperature of sub-100 nm…

Skyrmions are stable and topologically non-trivial field configurations that behave like localized particles. They appear in the chiral effective theory for pions, where they correspond to the baryon states, and might also exist in the…

High Energy Physics - Phenomenology · Physics 2026-01-28 Mikael Chala , Juan Carlos Criado , Luis Gil

Magnetic skyrmions are topologically stable spin swirls with particle-like character and potentially suitable for the design of high-density information bits. While most known skyrmion systems arise in noncentrosymmetric systems with…

From a theoretical perspective, we demonstrate that nanometric magnetic skyrmions are created by application of a circularly polarized microwave magnetic field to a thin-plate Dzyaloshinskii-Moriya ferromagnet with fabricated rectangular…

Mesoscale and Nanoscale Physics · Physics 2021-08-31 Masayuki Miyake , Masahito Mochizuki

Magnetic skyrmions are topological magnetic spin structures exhibiting particle-like behaviour. They are of strong interest from a fundamental viewpoint and for application, where they have potential to act as information carriers in future…

Competing magnetic interactions may stabilize smooth magnetization textures that can be characterized by a topological winding number. Such textures, which are spatially localized within a two-dimensional plane, are commonly known as…

Mesoscale and Nanoscale Physics · Physics 2025-07-30 Alexander P. Petrović , Christina Psaroudaki , Peter Fischer , Markus Garst , Christos Panagopoulos

Magnetic skyrmions are particle-like topological excitations that recently generated much interest as candidates for future spintronic devices based on skyrmion small size, enhanced topological stability, and/or mutual interaction. Here we…

Mesoscale and Nanoscale Physics · Physics 2019-08-28 Thomas T. J. Mutter , Andrey O. Leonov , Katsuya Inoue

The Skyrme-particle, the $skyrmion$, was introduced over half a century ago and used to construct field theories for dense nuclear matter. But with skyrmions being mathematical objects - special types of topological solitons - they can…

Strongly Correlated Electrons · Physics 2014-11-06 O. Janson , I. Rousochatzakis , A. A. Tsirlin , M. Belesi , A. A. Leonov , U. K. Roessler , J. van den Brink , H. Rosner

In bulk non-centrosymmetric magnets the chiral Dzyaloshinskii-Moriya exchange stabilizes tubular skyrmions with a reversed magnetization in their centers. While the double-twist is favorable in the center of a skyrmion, it gives rise to an…

Mesoscale and Nanoscale Physics · Physics 2016-08-11 A. O. Leonov , U. K. Rößler , M. Mostovoy

When the material phases exhibit topological quantum numbers, they host defects protected by the nontrivial topology. Magnetic skyrmions are such ``quantized" objects and although many of them are metals they had been most likely treated in…

Strongly Correlated Electrons · Physics 2024-05-10 Ryo Makuta , Chisa Hotta

Magnetic skyrmions are topologically-protected spin textures existing in helimagentic materials, which can be utilized as information carriers for non-volatile memories and logic circuits in spintronics. Searching simple and controllable…

Mesoscale and Nanoscale Physics · Physics 2020-01-08 Ya-qing Zheng , Yong Wang

Chiral magnets are an emerging class of topological matter harbouring localized and topologically protected vortex-like magnetic textures called skyrmions, which are currently under intense scrutiny as a new entity for information storage…

Topological defects in magnetism have attracted great attention due to fundamental research interests and potential novel spintronics applications. Rich examples of topological defects can be found in nanoscale non-uniform spin textures,…

Materials Science · Physics 2017-10-11 Siying Huang , Chao Zhou , Gong Chen , Hongyi Shen , Andreas K. Schmid , Kai Liu , Yizheng Wu

Skyrmion formation in centrosymmetric magnets without Dzyaloshinskii-Moriya interactions was originally predicted from unbiased numerical techniques. However, no attempt has yet been made, by comparison to a real material, to determine the…

Strongly Correlated Electrons · Physics 2025-03-25 Max Hirschberger , Satoru Hayami , Yoshinori Tokura

We have performed micromagnetic simulations to study the formation of skyrmions in ferromagnetic elements with different shapes having perpendicular anisotropy. The strength of Dzyaloshinskii-Moriya interaction (D) and uniaxial anisotropy…

Mesoscale and Nanoscale Physics · Physics 2021-10-06 Aroop Kumar Behera , Swapna Sindhu Mishra , Sougata Mallick , Braj Bhusan Singh , Subhankar Bedanta

Since the pioneering work Lohani et. al., Phys. Rev. X 9, 041063 (2019), it became clear that quantum skyrmions have highly unusual properties as compared to the classical skyrmions and, due to their quantumness, cannot be described by…

Mesoscale and Nanoscale Physics · Physics 2025-08-11 D. Maroulakos , A. Wal , A. Ugulava , O. Kharshiladze , L. Chotorlishvili

Magnetic skyrmions are topological quasiparticles potentially useful for memory and computing devices. Antiferromagnetic (AF) skyrmions present no transverse deflection, making them suitable candidates for data storage applications. After…

Strongly Correlated Electrons · Physics 2026-01-27 Inés Corte , Federico Holik , Lorena Rebón , Flavia A. Gómez Albarracín

Symmetry breaking together with strong spin-orbit interaction give rise to many exciting phenomena within condensed matter physics. A recent example is the existence of chiral spin textures, which are observed in magnetic systems lacking…

Mesoscale and Nanoscale Physics · Physics 2017-09-26 Wanjun Jiang , Gong Chen , Kai Liu , Jiadong Zang , Suzanne G. E. te Velthuis , Axel Hoffmann